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Pressure Relief Valve - P4000A

Water pressure relief valve P4000A prevents pressure build-up in a fire protection system or other closed type system whenever the line pressure exceeds the setting of the spring caused by pumps, elevated piping and thermal expansion.

This water pressure regulator valve comes with 3/4" pressure relief valve which is designed for fire sprinkler system relief. Built using cast bronze and stainless steel, this pressure control valve has standard adjustability from 20-200psi.

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Product Image 600 x 600 - P4000a

12-P4000A

Water pressure regulator valve P4000A from Zurn Wilkins prevents pressure build-up whenever the line pressure exceeds the setting of the spring caused by pumps in a fire protection system or other closed type system.

This water pressure relief valve P4000A has a 1/2" relief valve which is designed for use in systems where thermal expansion, pumps or elevated plumbing could cause destructive pressure rise.

Product Image 600 x 600 - P4000a

34-P4000A

The Zurn Wilkins P4000A Pressure Relief Valve prevents pressure buildup in a fire protection system or other closed type system whenever the line pressure exceeds the setting of the spring caused by pumps, elevated piping and thermal expansion.

To view all options, see the Specification Sheet

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Features And Benefits

  • Designed for fire sprinkler system relief
  • Standard adjustability from 20-200psi
  • Body and cover materials: cast bronze, stainless steel
  • UL Listed, FM approved
MasterSPEC
Zurn Wilkins
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